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nethack/include/nhmd4.h
2024-02-24 13:49:51 -08:00

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/* NetHack 3.7 nhmd4.h $NHDT-Date: 1708811386 2024/02/24 21:49:46 $ $NHDT-Branch: NetHack-3.7 $:$NHDT-Revision: 1.0 $ */
/*- Copyright (c) Kenneth Lorber, Kensington, Maryland, 2024 */
/* NetHack may be freely redistributed. See license for details. */
// Derived from:
/*
* This is an OpenSSL-compatible implementation of the RSA Data Security,
* Inc. MD4 Message-Digest Algorithm.
*
* Written by Solar Designer <solar@openwall.com> in 2001, and placed in
* the public domain. See md4.c for more information.
*/
#ifndef NHMD4_H
#define NHMD4_H
#define NHMD4_DIGEST_LENGTH 128
#define NHMD4_RESULTLEN (128 / 8) /* 16 */
typedef uint32_t quint32;
struct nhmd4_context {
quint32 lo, hi;
quint32 a, b, c, d;
unsigned char buffer[64];
quint32 block[NHMD4_RESULTLEN];
};
typedef struct nhmd4_context NHMD4_CTX;
extern void nhmd4_init(NHMD4_CTX *ctx);
extern void nhmd4_update(NHMD4_CTX *, const unsigned char *, size_t);
extern void nhmd4_final(NHMD4_CTX *, unsigned char result[NHMD4_RESULTLEN]);
#endif /* NHMD4_H */
/*nhmd4.h*/